"Sun, 15 Sep 2024 04:16:50"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240915
Only TIME
04:16:50
General datetime
2024-09-15 04:16:50Z
For Database
2024-09-15 04:16:50
For HTTP1.1
Sun, 15 Sep 2024 04:16:50 GMT